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J-Aggregates Granting Giant Second-Order NLO Responses in Self-Assembled Hybrid Inorganic-Organic Materials
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2001
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Materials ScienceInorganic ChemistryThin-film SuitabilityOrganic Material ChemistryCationic Guest J-aggregatesEngineeringInorganic MaterialSelf-assemblyCovalent Bonded FrameworkSolid-state ChemistryMolecular AggregateChemistryMetal-organic PolyhedronHybrid MaterialsFunctional MaterialsThermal StabilityOrganic-inorganic Hybrid Material
Huge second harmonic generation (SHG) activityis displayed by the new hybrid inorganic–organic material [DAMS*][Cu5I6] (see Figure). Ab-initio XRPD structure determination explains this through the presence of cationic guest J-aggregates between Cu-defective anionic host CuI slabs. Thermal stability and thin-film suitability make the material technologically interesting.